Officials question NFL's process for selecting Super Bowl referee
Why Do NFL Referees Have Numbers on Their Uniforms?
Column: NFL officials make far too many mistakes, and it's worse in the playoffs - The San Diego Union-Tribune
New Jersey native Robin DeLorenzo makes NFL debut as league's third female official - CBS New York
Officials' Responsibilities & Positions | NFL Football Operations
How Much Are NFL Referees Paid? | News, Scores, Highlights, Stats, and Rumors | Bleacher Report
/cdn.vox-cdn.com/uploads/chorus_asset/file/23240011/1370381322.jpg "Super Bowl referees, penalties: Officials stole the show in fourth quarter of Rams-Bengals - SBNation.com")
Super Bowl referees, penalties: Officials stole the show in fourth quarter of Rams-Bengals - SBNation.com
Sports world reacts to all-black referees on MNF - HBCU Gameday
/cdn.vox-cdn.com/uploads/chorus_image/image/71359429/usa_today_17483829.0.jpg "Peyton and Eli Manning admire referee Clete Blakeman's buff body - Outsports")
Peyton and Eli Manning admire referee Clete Blakeman's buff body - Outsports
Smitty CFO College 2" Dye Sublimated Long Sleeve Football Referee Shirt | Ump Attire
Johnny Grier, N.F.L.'s First Black Referee, Dies at 74 - The New York Times
Fashion statement: NFL refs to sport new uniforms
The Gridiron Uniform Database
Official (gridiron football) - Wikipedia
First Black woman to referee Big Ten football also has full-time job in financial services | The Gazette
Smitty 2 1/4” Stripe Football Referee Shirt with Left Sleeve Flag | Gerry Davis Sports
Ask Sam Farmer: Are there throwback uniforms for NFL officials? - Los Angeles Times
Here's how much money NFL officials make working games - NBC Sports Chicago
NFL makes history with all-Black officiating crew for MNF – KGET 17
Football Referee Shirt | DalcoOfficialsClothing.com – Officially Dalco
/cdn.vox-cdn.com/uploads/chorus_asset/file/24300209/1242784969.jpg "We need to have another talk about NFL officiating - Daily Norseman")